SITE INFORMATION AND CORRESPONDENCE_FILE 2

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U-Haul Facility No. 710050 Page 2 of 4 2701 North Wilson Way December 13, 2013 Stockton, California 95215 The EHD directs that all monitoring and sampling at this site be suspended while the site is being considered for closure. As required by the LTCP, please notify "municipal and county water districts, water replenishment districts, special act districts with groundwater management authority, agencies with authority to issue building permits for land affected by the petroleum release, owners and occupants of the property impacted by the petroleum release, and the owners and occupants of all parcels adjacent to the impacted property" of the pending case closure and of their opportunity to submit comments or questions regarding the pending closure to this agency. Those to be notified include, but are not limited to: California Water Service Company in Stockton, City of Stockton Water District, San Joaquin County Public Water Utilities Maintenance, East Water District, Stockton Community Development Department and Stockton Public Works Department. Comments should be directed to Angelica Sandoval Marin, San Joaquin County Environmental Health Department, 1868 East Hazelton Avenue, Stockton, California 95205-6232. Prior to distribution of the notification, please provide a copy of the draft letter to the EHD for review and comment along with the list of agencies and owners/occupants who will receive the public participation letter. An example letter is available from the EHD, if requested. The public will have sixty days to comment. Concurrent with the public participation period, please provide the EHD certification in writing that all record owners of fee title to the above-referenced site have been notified of your request for closure. This is in accordance with Section 25297.15 of the California Health and Safety Code. Submit a complete list of record owners of fee title and their mailing addresses to the EHD. A form has been enclosed for this purpose. Please submit the information at your earliest convenience. During the sixty-day public participation period, it is necessary to plan and prepare to execute the destruction of all wells installed as part of your site investigation and remedial action so that once responses received during the sixty-day public participation period have been properly addressed, well destructions can commence. Please submit a scope of work proposal that details the conditions and construction of the wells and the methods and materials to be used to destroy them. To be issued a well destruction permit, the proposal must address the concerns of the EHD and the San Joaquin County Well Standards requirements, such as: • Wells that have laboratory data from the last sampling event that demonstrate the presence of any contaminants of concern remaining in groundwater are to be destroyed by removing all the contents of the well [well casing (except steel conductor casing), screen, filter pack, grout sealant]; the cleared borehole is then to be sealed with neat cement from the bottom upward to the depth of three to five feet below grade. • Wells with unknown construction and/or located in an area of known or suspected contamination are to be destroyed by removing all the contents of the well [well casing (except steel conductor casing), screen, filter pack, grout sealant]; the cleared borehole is then to be sealed with neat cement from the bottom upward to the depth of three to five feet below (trade.